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// console.log(spanner.next(100)); // 输出1（正确）
。关于这个话题，WPS官方版本下载提供了深入分析
"code": "invalid_amount",
"We have soft robots powered by air that can walk on land and then walk into water – we don't have to worry about what happens when things get wet," he explains. In one case, a six-legged robot devoid of electronics moves its legs to walk when air is pumped in and out of a tube.